* {
  margin: 0;
  padding: 0;
}
ul {
  list-style: none;
}
a {
  text-decoration: none;
}
.container {
  width: 1500px;
  margin: 0 auto;
}
.bottom {
  margin-bottom: 50px;
}
.btn {
  display: inline-block;
  width: 70px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  text-decoration: none;
  border-radius: 15px;
  border: 1px solid wheat;
}
footer {
  width: 1500px;
  height: 50px;
  margin: 0 auto;
  padding: 20px 0;
  text-align: center;
  border-top: 1px solid #b3a68f;
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 0);
  background-color: #fff;
}
clearfix::after,
ciearfix::before {
  content: '';
  clear: both;
  display: table;
}
